Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 12
Qa4
Loss with DTZ 11
Qe3
Loss with DTZ 5
Qe5
Loss with DTZ 5
Qe6
Loss with DTZ 5
Qe7
Loss with DTZ 5
Qd7
Loss with DTZ 3
Qe1
Loss with DTZ 3
Qe2
Loss with DTZ 3
Qh5
Loss with DTZ 3
Kd2
Loss with DTZ 1
Ke1
Loss with DTZ 1
Ke2
Loss with DTZ 1
Qa8
Loss with DTZ 1
Qb5+
Loss with DTZ 1
Qb8+
Loss with DTZ 1
Qc6
Loss with DTZ 1
Qc8
Loss with DTZ 1
Qd8
Loss with DTZ 1
Qe4+
Loss with DTZ 1
Qf7
Loss with DTZ 1
Qg6+
Loss with DTZ 1
Qxf8
Zeroing
KRRBNvKQ.pgn
lichess.org
Histogram: KRRBN winning vs. KQ (log scale)
Longest KRRBNvKQ phases
KRRBN winning with DTZ 100
KRRBN winning with DTZ 163 (frustrated)
KRRBN losing with DTZ 31
KRRBNvKQ statistics (unique positions)
White wins:
334,411,661,737 (79.2%)
Frustrated white wins:
58,336,799 (0.0%)
Draws:
81,928,183,430 (19.4%)
Black wins:
5,795,099,484 (1.4%)
KRRBNvKQ.json
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